The emergency anti roll airbag is mainly composed of packaging shell, pressure bearing net, binding rope, airbag and automatic inflation unit. It is made of high-strength thermoplastic rubber coated fabric, equipped with CO2 inflation system and manual inflation. It is equipped on the deck of a ship. After the ship is damaged and tilted, it is laid by the side. After inflation, it provides a certain degree of righting buoyancy for the damaged ship. It can be used to keep a certain floating state and has a certain navigation ability.